The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 29, 2003
Filed:
Apr. 13, 1999
Applicant:
Inventors:
Bruce E. Reynolds, Martinez, CA (US);
Fred W. Lam, Oakland, CA (US);
Julie Chabot, Novato, CA (US);
Fernando J. Antezana, Tiburon, CA (US);
Robert Bachtel, El Cerrito, CA (US);
Kirk R. Gibson, El Cerrito, CA (US);
Richard Threlkel, El Cerrito, CA (US);
Pak C. Leung, Lafayette, CA (US);
Assignee:
Chevron U.S.A. Inc., San Francisco, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G 6/502 ; C10G 6/504 ;
U.S. Cl.
CPC ...
C10G 6/502 ; C10G 6/504 ;
Abstract
A reactor system and process for hydrotreating a heavy feedstock contaminated with metals sulfur and carbon residue using an upflow fixed bed reactor with at least two catalyst layers having different hydrogenation activity.
Quick Actions:
Reynolds, Bruce. (2003). Upflow reactor system with layered catalyst bed for hydrotreating heavy feedstocks (U.S. Patent No. 6554994). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6554994
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile